The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 01, 2006
Filed:
Feb. 04, 2005
Takashi Yui, Toyota, JP;
Noboru Takagi, Toyota, JP;
Kiyoo Hirose, Nagoya, JP;
Keizo Hiraku, Nishikamo-gun, JP;
Hirohiko Yamada, Okazaki, JP;
Takashi Yui, Toyota, JP;
Noboru Takagi, Toyota, JP;
Kiyoo Hirose, Nagoya, JP;
Keizo Hiraku, Nishikamo-gun, JP;
Hirohiko Yamada, Okazaki, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Denso Corporation, Kariya, JP;
Abstract
An controller detects a change in a load generation state of an accessory device that generates a load on the internal combustion engine during operation, and the controller in turn controls a variable valve mechanism to change at least one of an operation angle and a valve lift of an intake valve of the internal combustion engine, as well as changing an amount of an intake air drawn into the internal combustion engine, in response to the detected change in the load generation state of the accessory device.